If events A and B are independent and P(A)= 0.25, P(B)= 0.30 Calculate P(A and B)? Round to two decimal places
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If
P(A)= 0.25, P(B)= 0.30
Calculate P(A and B)?
Round to two decimal places
Step by step
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- Please helpThe data represent the results for a test for a certain disease. Assume one individual from the group is randomly selected. Find the probability of getting someone who tested negative, given that he or she did not have the disease. The probability is approximately The individual actually had the disease Yes No 122 33 8 137 Positive Negative ... (Round to three decimal places as needed.)Consider the following data: - 4 - 3 - 1 P(X = x) 0.2 0.1 0.2 0.1 0.4 Step 4 of 5: Find the value of P(X > -2). Round your answer to one decimal place.
- Given that P(B|A) = 0.78 and P(A) = 0.47, what is P(B AND A)? Round to three decimal places.What will be the value of P(not E) if P(E) = 0.07? P(not E) = ?For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding.Santa Fe black-on-white is a type of pottery commonly found at archaeological excavations at a certain monument. At one excavation site a sample of 596 potsherds was found, of which 369 were identified as Santa Fe black-on-white. (a) Let p represent the proportion of Santa Fe black-on-white potsherds at the excavation site. Find a point estimate for p. (Round your answer to four decimal places.)(b) Find a 95% confidence interval for p. (Round your answers to three decimal places.) lower limit =__ upper limit =__
- To compute a student's Grade Point Average (GPA) for a term, the student's grades for each course are weighted by the number of credits for the course. Suppose a student had these grades:3.6 in a 5 credit Math course2.5 in a 2 credit Music course3.0 in a 5 credit Chemistry course3.1 in a 6 credit Journalism courseWhat is the student's GPA for that term? Round to two decimal places. Student's GPAsolve correctly. I will rate accordingly.To compute a student's Grade Point Average (GPA) for a term, the student's grades for each course are weighted by the number of credits for the course. Suppose a student had these grades: 3.5 in a 5 credit Math course 2.2 in a 2 credit Music course 2.6 in a 4 credit Chemistry course 3.3 in a 4 credit Journalism course What is the student's GPA for that term? Round to two decimal places. Student's GPA =
- A meteorologist records the temperature (in degrees Fahrenheit) and the amount of rain (in centimeters) during a series of rain storms. Her data is below: Temperature 62 38 29 55 61 70 47 Rain amount 1.2 6.3 5.1 2.2 0.8 1.4 3.3 Based on this, she wants to determine whether the temperature influences how much rain will fall Answer each question below, romling all values to at least 2 decimal places. (a) Find an equation of the least-squares regression line based on this sample. (b) Use your answer from part. (a) to predict the amount of rain in a storm that takes place when the temperature is 58 degrees Fahrenheit. (If for any reason you could not complete part (a), use --2.5+ 0.15.x instead.) (c) Find the residual for a storm in 40-degree weather that creates 4.2 centimeters of rain.To compute a student's Grade Point Average (GPA) for a term, the student's grades for each course are weighted by the number of credits for the course. Suppose a student had these grades: 3.7 in a 5 credit Math course 2.1 in a 2 credit Music course 2.6 in a 5 credit Chemistry course 3.3 in a 6 credit Journalism course What is the student's GPA for that term? Round to two decimal places. Student's GPA = Submit Question hp -> ON % 2 5 7 W e y 00 JI %2 4 %23 3.Probability
