The following 3 questions are based on this case: Sarah, a 3…

The following 3 questions are based on this case: Sarah, a 35-year-old woman, seeks therapy for her persistent anxiety and low self-esteem. She describes feeling constantly worried about making mistakes at work, which leads to difficulty concentrating and sleeping. Sarah often criticizes herself for perceived failures and finds it hard to accept compliments from others. She reports feeling overwhelmed by her responsibilities and has begun avoiding social interactions due to fear of judgment.

Datafile: Datafile_Question 1.xlsx  The file above contains…

Datafile: Datafile_Question 1.xlsx  The file above contains a random sample of 200 service times during the busiest hour of the day at a particular fast-food restaurant. Calculate a 92% confidence interval for the proportion of service times longer than 90 seconds. What are the values of lower limit (LL) and upper limit (UL)? Round your answer to 3 decimal places.   

Data file: NBA-1.xlsx The file above NBA.xlsx, contains sala…

Data file: NBA-1.xlsx The file above NBA.xlsx, contains salary data on all National Basketball Association players for year 2018-19. The file below contains a sample random sample of size 5 along with 3 nonrandom sample of size 5.  Choices – Random Sample.pdf Match the following answers:

A survey conducted for the Northwestern National Life Insura…

A survey conducted for the Northwestern National Life Insurance Company revealed that 70% of American workers say job stress caused frequent health problems. Suppose a random sample of 20 American workers is selected. Based on the relevant binomial distribution, answer the following questions about X, the number of American workers who say job stress caused frequent health problems:                                   What is the probability that X is no more than 7? Round your answer to 3 decimal places. For example, if the answer is 0.52443, enter 0.524

Data file: Datafile_Question 1.xlsx The file above contains…

Data file: Datafile_Question 1.xlsx The file above contains a random sample of 200 service times during the busiest hour of the day at a particular fast-food restaurant. Calculate a 95% confidence interval for the proportion of service times longer than 90 seconds. What are the values of lower limit (LL) and upper limit (UL)? Round your answer to 3 decimal places.