Question

Use your TI-83 to determine the necessary t* value for a 90% confidence interval
based on a sample size of 55 and a sample standard deviation of 7.42.

2.005
1.669
1.96
1.645
2.67

Answer 1

Answer:

Step-by-step explanation:

It is 1.645. My calculator is a little off though; see attached picture.