Suppose there is a survey about interest in sports cars. The results show that 33% of men prefer to use sports car. There is a claim that the proportion of men, who prefer sports cars, is higher than the proportion of women, who prefer sports cars. To investigate the claim, we took a random sample of 86 men, where 38 of them prefer sports car. We also randomly sampled 94 women and 25 of them said they prefer sports car. What is your conclusion at a = 0.01 level of significance?

Q: John can finish a job alone in 5 hours. Jack can finish the same job alone in 6 hours. How long does…

A: John can finish a job alone in 5 hours. Jack can finish the same job alone in 6 hours.

Q: The product of two consecutive even whole numbers is 120. The two integers are and

A:

Q: Fahd's age is now twice the age of Faisal. If Fahd's age 6 years ago is equal to four times Faisal's…

A:

Q: Three painters, Peter, Jim, and Sandra, working together can paint the exterior of a home in 90…

A:

Q: Please help solve in excel using Solver and show steps. A manufacturer produces perfume, which…

A: As per the question, we have been asked to solve a linear programming problem related to the…

Q: solve the following 8x-4=10x+6

A: To determine the value of x.

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.