4. Imagine that 41 randomly selected Miramar students are asked to measure the length of one
of their feet. Suppose that the sample mean foot length (x) turns out to be 23.4 centimeters and
that the sample standard deviation of the foot lengths turns out to be 5.1 centimeters.
a) Find a 95% confidence interval for ul, the mean foot length among all Miramar students.
(4 pts)
(2 pts each)
b) Would you expect about 95% of all Miramar students to have foot lengths within this
interval? Explain.
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Determine the next term in the sequence. then write the next 2 terms 4,16,28, what number do you do to get that?

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

Hye ryung is the president of the local chapter of the american medical students association (amsa). she is organizing local outreach and informational meetings. at her first meeting there are five people present (including herself). every month after that her group grows by 5 people. a. how many members are in the group after 6 months? b. the logistics of hosting and feeding her group at meetings was more complicated than expected. the cost of feeding 5 people at her first meeting was $30, for 10 people it was $35, for 15 it was $45, and after 6 months all of the costs had added up to $100. write a function to model the cost with the number of people attending meetings. c. what connections can you make between the linear growth of the group’s membership and the increasing costs of running meetings?