First 15 Aug 31

The average annual salary for 35 of a company's 1200 accountants is $68,000.

• parameter
• statistic

In  a recent year, the average math scores for all graduates on the ACT was 21.1.

• parameter
• statistic

Interview every 10th student who enters the school in the morning.

• simple random

• voluntary response

• systematic

• convenience

Tags

CCSS.HSS.IC.B.3

Marianne wanted to know students' opinion on the new schedule at school. She survey's the first 30 students who come into her class.

• Convenience Sampling

• Systematic Random Sampling

• Simple Random Sampling

• Volunteer response

Tags

CCSS.HSS.IC.B.3

A teacher wants to know how well her students are doing on a topic. She randomly picks one class to survey.

• Simple Random

• Cluster

• Stratified

• Systematic

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

What is the standard deviation for the data given:

{12, 13, 29, 18, 61, 35, 21}

• 293.67

• 15.87

• 17.14

• 41.98

1. Which of the following illustrations represents normal distribution?

• 
• 
• 
• 

Tags

CCSS.6.SP.A.3

How is the graph distributed?

• Normally

• Skewed to the Left

• Skewed to the Right

• Uniform

How is the graph distributed?

• Normally

• Skewed to the Left

• Skewed to the Right

• Uniform

Which of the following is a measure of variability?

• mean
• median
• mode
• standard deviation

Tags

CCSS.6.SP.A.3