Activity 2: Find Me!
Directions: Solve the following problems and find your answer inside the box.
Write the letter of the correct answer.
A. 1.753
B. 1.383
C. 3.499
D. 4.289
E. 1.064
F. 1150
1. What is the value of to.05 with 15 degrees of freedom?
2. Solve for the of to.005 with a sample of 8 in one-tailed.
3. What is the 90th percentile of a t distribution with a sample of 10?
What is the 70th percentile of a t-distribution with a sample size of 21?
5. In a factory, the weight of the concrete poured into a mold by a
machine follows a normal distribution with a mean of 1150 pounds
and a standard deviation of 22 pounds. What weight falls at the 50th
percentile?​