A random sample of 16 pharmacy customers showed the waiting times below in minutes. 26,14,16,20,25,10,18,18,17,19,24,13,18,17,23,16 find a 90% confidence interval for u assuming that the sample is from a normal population. Round your standard deviation answer to 4 decimal places and t-value to 3 decimal places. Round your answers to 3 decimal places.

Beth scored 88 on a nutrition test.  The class mean was 81 and the standard deviation was 3.2.  What is Beth's T-score? Group of answer choices 47.8 71.9 22.4 Beth's T-score cannot be calculated. Not enough information is provided.

Please see the picture below. None of the answers I've tried is coming back right. I just need help with the items in the red boxes.

A physical fitness trainer has several workouts she developed for increasing female upper body strength. All the workout plans are created based on the average adult women’s bench press ability.  The average adult woman can bench 115 lbs. with a standard deviation of 18 pounds.  The trainer has a class of 14 females and does an initial test to see if the women are representative of the average female population.                         Data    Female Class     Bench Ability (lbs.) 1 130 2 100 3 99 4 114 5 130 6 97 7 114 8 135 9 128 10 128 11 116 12 141 13 113 14 116 Write the null and alternative hypothesis in statistical form: Determine the mean for the sample: Apply the z-test formula Zobt = Is this a one-tailed (directional test) or a two-tailed (non-directional test)?   What is your alpha level set to?   α =  Label the critical value(s) and indicate the position of the Zobt on the distribution…