1. A sample is selected from a population with a mean reading score of u = 50. A new reading strategies
treatment is administered to 16 individuals in a sample (n=16). The reading scores after the reading
strategies treatment is found to be M = 55 and SS = 960. Was the reading strategies treatment
effective?
a. Use a two-tailed test with a = .05. Conduct the four steps for hypothesis testing and label
each step: Step1, Step 2, Step 3, and Step 4.
b. Calculate Cohen's d.
c. Are the data sufficient to conclude that thier is a significant difference? Write your
answer in the form of a sentence.

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 − 24x 8,000 + 2x 8,000 − 2x

The sum of two numbers is 58. the first number is 8 less than half the second number. let  c  represent the first number. let  drepresent the second number. which statements about solving for the two numbers are true? check all that apply. the equation    represents the sum of the two numbers. the equation    represents the sentence “the first number is 8 less than half the second number.”the equation    represents the relationship between the two numbers. the equation    represents the sum of the two numbers. the number  d  is 14.the number  c  is 44.the number  c  is 14.the number  d  is 44.

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?