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Author Question: A variable x has a mean, , of 13.3 and a standard deviation, , of 5.5. Determine the z-score ... (Read 33 times)

tsand2

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on: Jul 25, 2018
A variable x has a mean, , of 13.3 and a standard deviation, , of 5.5. Determine the z-score corresponding to an observed value for x of 10.6. Round your final answer to two decimal places.
 
  A) 4.35 B) 0.49 C) 0.38 D) -0.49

Question 2

An employee at the local ice cream parlor asks three customers if they like chocolate ice cream. Identify the sample and population.
 
  A) Sample: the 3 selected customers; population: the customers who like chocolate ice cream
  B) Sample: the 3 selected customers; population: all customers
  C) Sample: all customers; population: the 3 selected customers
  D) Sample: the customers who like chocolate ice cream; population: all customers


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connor417

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Reply #1 on: Jul 25, 2018
Answer to Question 1

D

Answer to Question 2

B


tsand2

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Reply 2 on: Jul 25, 2018
Excellent

sultansheikh

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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