b. Assume prior studies have shown that about 55% of full-time students earn bachelor's degrees in four years or less. n= (Round up to the nearest integer.)

Q: 17. How did you make the determination in Question #16?

A: Correlation coefficient is a measure of statistical association between continuous variables.

Q: In a survey of 3322 adults aged 57 through 85 years, it was found that 83.2% of them used at least…

A:

Q: If 15 out of every 200 patients admitted to a hospital remain longer than a week, how many of the…

A: Given: Probabiltiy of a patient to remain longer than one week = 15200 Total number of admissions =…

Q: In a leap year there are 29 days in February instead of 28 days. That means there are 366 days in a…

A: Given in a Leap year there are 29 days in February instead of 28 days and the total days in a leap…

Q: A penny collection contains twelve 1967 pennies, seven 1968 pennies, and eleven 1971 pennies. If you…

A: Given  A penny collection contains twelve 1967 pennies, seven 1968 pennies, and eleven 1971 pennies.…

Q: 1. A librarian noticed that 60% of seventh graders checked out fantasy books. About how many of 240…

A: Solution

Q: If n is a number, then n + (-n) =_________

A: It is known that the additive inverse of any number n is given by -n. Also, note that the sum of a…

Q: A programmer plans to develop a new software system. In planning for the operating system that he…

A: From the provided information, Confidence level = 99% Margin of error (E) = 5% that is 0.05 Assuming…

Q: What is N?

A: We have given the Experiment in which a Random sample of 20 individuals is taken and these 20 are…

Q: In the 2012 presidential election, a total of 7,867,867 votes were cast in a certain state for…

A:

Q: Write down the definition of elite primes in mathematical terms.

A: To define Elite prime numbers.

Q: Khristelle was able to calculate the total number of 3-digit numbers that can be formed from a given…

A:

Q: How many Significant digits are in the following? 1) 956044 6 2) 2.1390_5 3) 043900 3 4) 0.00500_3…

A: Given ,      8) 1.0700×10^-3       9) 7550.      10) 36070000      11) 120000       12)  5.457…

Q: 27. How did you make the determination in Question #26?

A: The given data points are: (1, 6), (3, 2), (4, 4), (5, 5), (7, 7), (8, 3)

Q: 16. Describe all circumstances under which 01(n) is

A: The objective is to describe the circumstances under which σ(n) is odd. σ(n) is odd iff n is either…

Q: In the "before and after" specification with n=1,500 individuals and 3 regressors:

A: d. including 1 dummy variable for the second time period and 1499 individual effects as binary…

Q: 7. Find the sum of the numbers between 1 and 25 which are divisible by 3.

A:

Q: . Determine whether the following are mutually exclusive, non-mutually exclusive or cannot be…

A: 1) A person is watching TV and sleeping - Mutually exclusive 2) Getting a grade of 90 in Math and a…

Q: A city in Sweden has 149,300 inhabitants. We divide the people in the city into groups where…

A: GivenThe total number of digits can be selected from 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.The number of ways…

Q: (d) If an order comes in for 10,000 steel rods, how many rods should the plant manager expect to…

A: We have given that,  For part (d) Let X be the random variable from normal distribution with mean…

Q: Estimate the following values by rewriting them as a šingle digit power of ten. 2) 2,479 3) 431,056…

A: Question- Estimate the following values by rewriting them as a single digit times a power of ten.

Q: A programmer plans to develop a new software system. In planning for the operating system that he…

A:

Q: How many months, weeks, and days are there between May 4, 2014 and August 23, 2014?

A: given the date from May 4 2014 and August 23 2014 we need to calculate the number of months , weeks…

Q: A programmer plans to develop a new software system. In planning for the operating system that he…

A: GivenMargin of error(E)=1%=0.01confidence interval = 95%

Q: 14. How did you make the determination in Question #13?

A: Using the given figure, we need to given reason of determination made decision  in question #13.

Q: In a gambling game, a woman is paid $9 if she draws a nine or an ace and $12 if she draws a four or…

A: The question is about game theory Given : If woman draw any other card then she loses

Q: In a survey of 3345 adults aged 57 through 85 years, it was found that 81.5% of them used at least…

A: (a) Obtain the number of subjects used at least one prescription medication   The number of subjects…

Q: 6. How many integers from 1 through 100 must you pick in order to be sure of getting one that is…

A:

Q: (b) If n > 4 is composite, then n divides (n – 1)!. -

A: Question 6) (b) We have to show that if n>4 is composite, then n divides (n-1)!

Q: A batch of 40 semiconductor chips is inspected by choosing a sample of 3 chips. Assume 10 of the…

A: Given: Total number of semiconductor = 40 Number of nonconforming semiconductor = 10 Number of good…

Q: 10. How many integers from 1000 to 2015 when tripled have no even digits?

A: Answer is 83 by calculating them by using Excel.   If we add 1000 in row 1 and 1001 in row 2 and…

Q: Find the number of permutation if five 1,000- peso bills, three 100-peso bills, and two 50- peso…

A: Given: Number of 1000 peso bill = 5 Number of 100 peso bill = 3 Number of 50 peso bill = 2

Q: If n = 3, what is 3n? Submit

A:

Q: 25. How did you make the determination in Question #24?

A: Using the given figure, we need to test for the significance of correlation coefficient between X…

Q: Calculate the n = 15, O 9.364 O 7.333 O 30.595 5.531

A: Given data,   n=15∑x*f =110∑ x2*f =1235Standard deviation =?

Q: For which values of n does n! have n or fewer digits

A: Solution is as follows

Q: A humane society claims that less than 72% of households in a certain country own a pet. In a random…

A:

Q: Los Angeles Dodgers. From the official website of the 2013 Los Angeles Dodgers major league baseball…

A: Given info:Five active players available on roster to play outfield.

Q: A programmer plans to develop a new software system. In planning for the operating system that he…

A: Given data,E=3%=0.03Z-value at 90% confidence is Zc=1.645

Q: Find the mean of the first five prime numbers

A:

Q: 17a & 17b

A:

Q: 10.) How many birth certificates do you need to guarantee that there are at least 2 people who have…

A: We have to find nom of certificate required

Q: what is n?

A: Here the Data provided is Matched-pair data because the respondent is same for both Before music and…

Q: What is S_n=

A: It is given that  tn=11n-6   We have to find Sn Sn=n22a+(n-1)d

Q: 1.a)How many license plates consisting of 6 digits (0 to 9) have their digits in strictly increasing…

A: a) Total no of digits = 10(0 – 9) 6 digits can be selected in Now arrange all the no in increasing…

Q: Compute the following numbers:d. How many 5-card poker hands are possible? (There are 52 total cards…

A: Combination: The number of different selections of ‘r’ elements from a set of ‘n’ elements is…

Q: Suppose a telephone number consists of a sequence of seven digits not starting with a 0 or 1.  a.…

A: From the provided information, The telephone number consists of a sequence of seven digits. a) If…

Q: Explain why the number of combinations of n items taken rat a time can be computed by - r!

A: nPr represents the number of ways in which we can arrange r terms from n terms. Here order matters.…

Q: how many are the possible cases, regardless of

A: From the given information, The coin is tosses n times. And the coin has two faces.