# Healthy for Men and Women Over Age 50 Assignment

1)1)t is believed that GCC Intermediate Algebra students get less than 7 hours of sleep per night, on average. A survey of 64 GCC Intermediate Algebra students generated an average of 6.75 hours with a standard deviation of 1.75 hours. At a level of significance of 5%, do LTCC Intermediate Algebra students get less than 7 hours of sleep per night, on average?

show your hypothesis your calculated z or t score and your decision to accept or not accept the null hypothesis

2)Stanford University conducted a study of whether running is healthy for men and women over age 50. During the first eight years of the study, 2.5% of the 625 members of the 50-Plus Fitness Association died. We are interested in the 99% confidence interval of the proportion of people over 50 who ran and died in the same eight–year period.

Show your value for E (3 points) and your confidence interval

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