Suppose I want to know how many primary care physicians (PCPs) that Americans have had in their lifetimes before they turn 30 years old. I select a sample of 10 Americans, each of whom is 30 years old, and ask them how many PCPs they have had in their lifetimes.  Number of PCPs in a Life-Time 1,3,4,6,10,3,2,1,14,11   What is the median of this distribution?     What is the mean of this distribution?

Here are 6 celebrities with some of the highest net worths (in millions of dollars) in a recent year: Oprah Winfrey (3200), Michael Jordan (1700), Paul McCartney (1200), J. K. Rowling (1000), David Copperfield (1000), and Jerry Seinfeld (950). Find the range, variance, and standard deviation for the sample data. What do the results tell us about the population of all celebrities? Based on the nature of the amounts, what can be inferred about their precision? The range is $ million. (Round to the nearest integer as needed.) ...

A cardiologist is interested in the mean recovery time of her patients who have had heart attacks. Suppose the cardiologist has a total of 52 patients and among those, 30 patients have had heart attacks. The study records 10 patients' recovery times, what is the sample size? 10 None of the above 52 3

An amusement park keeps track of the percentage of individuals with season passes according to age category. An independent tourist company would like to show that this distribution of age category for individuals buying season passes is different from what the amusement park claims. The tourist company randomly sampled 200 individuals entering the park with a season pass and recorded the number of individuals within each age category. Age Category Child (under 13 years old) Teen (13 to 19 years old) Adult (20 to 55 years old) Senior (56 years old and over) Number of Individuals 56 86 44 14 The tourist company will use the data to test the amusement park’s claim, which is reflected in the following null hypothesis. H0:pchild=0.23H0:pchild=0.23, pteen=0.45pteen=0.45, padult=0.20padult=0.20, and psenior=0.12psenior=0.12. What inference procedure will the company use to investigate whether or not the distribution of age category for individuals with season passes is…

A survey of 9 adults employed full-time was taken. Here are their reported numbers of hours worked per week: 46, 43, 41, 50, 41, 42, 49, 47, 38 Send data to calculator Send data to Excel |(a) What is the median of this data set? If your answer is not an integer, round your answer to one decimal place. (b) What is the mean of this data set? If your answer is not an n integer, round your answer to one decimal place. zero modes (c) How many modes does the data set have, and what are their values? Indicate the number of modes by clicking in the appropriate circle, and then indicate the value(s) of the mode(s), if applicable. one mode: O two modes: andn ?

In a sample of employees at a company here were the number of days they were out (sick/personal/vacation days) last year:​​​​​​​​   1,  6,  19,  35,  5,  9,  8,  12,  2,  15,  7,  7,  11,  15,  0,  25,  20,  15,  19,  5   Using Minitab, find the following sample statistics (take a screenshot of your output from Minitab and paste it here):   Mean = ​​                                           median =​​   Standard deviation =​​​​IQR=

According to the latest research 91% of people are right handed. In a sample of 120 people, what is the mean of the number of right number of right handed people?

How is a frequency distribution chart incorrectly constructed?

USH Financial is examining the use of its midtown ATM machine. The numbers of transactions made per day at this ATM during the past 8 days are as follows: 65, 92, 63, 90, 85, 69, 54, 96 Send data to calculator (a) What is the mean of this data set? If your answer is not an integer, round your answer to one decimal place. (b) What is the median of this data set? If your answer is not an integer, round your answer to one decimal place. O zero modes (c) How many modes does the data set have, and what are their values? Indicate the number of modes by clicking in the appropriate circle, and then indicate the value(s) of the mode(s), if applicable. O one mode: O two modes: and ?