Algebra II 233 Unit 1: Chapter 11 Prob and Stat Worksheet

The number of hours a group of contestants spent preparing for a quiz show are listed below. What is a frequency table that represents the data?
60 25 86 56 45 48 90 75 30 67 90 36 80 15 32 65 61

• Hours  Frequency
  0-9  0
  10-19  1
  20-29  1
  30-39  3
  40-49  2
  50-59  1
  60-69  4
  70-79  1
  80-89  2
  90-99  2
• Hours  Frequency
  0-9  0
  10-19  1
  20-29  2
  30-39  1
  40-49  2
  50-59  1
  60-69  4
  70-79  1
  80-89  1
  90-99  1
• Hours  Frequency
  0-9  4
  10-19  1
  20-29  1
  30-39  2
  40-49  3
  50-59  4
  60-69  1
  70-79  1
  80-89  1
  90-99  1
• Hours  Frequency
  0-9  1
  10-19  2
  20-29  1
  30-39  2
  40-49  2
  50-59  3
  60-69  3
  70-79  1
  80-89  0
  90-99  2

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Elliot says almost everyone arrived at the party after 10:00 P.M., but Nancy thinks most people came earlier. When did a majority of the people arrive? 

• 7:00-7:59 P.M.
• 8:00–8:59 P.M.
• 9:00–9:59 P.M.
• 10:00–10:59 P.M. 

Tags

CCSS.5.G.A.2

Describe the histogram:

• Left Skewed
• Symmetrical
• Right Skewed
• Uniform

The average age of 3 girls is 11 years. The average age of 2 of the girls is 12 years. What is the age of the third girl?

• 13
• 10
• 9

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CCSS.6.EE.B.6

What is the MEDIAN of this data?

• 95
• 90
• 100
• 40

Tags

CCSS.6.SP.B.5C

What is the RANGE of this data?

• 40
• 95
• 90
• 100

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

What is the MODE of this data?

• 100
• 20
• 80, 85, and 90
• none

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

What is the MEAN for this data?

• 80
• 1040
• 13
• 81

Tags

CCSS.6.SP.B.5C

What is the MEAN of this data? Round to the nearest hundredth 

• 85.77
• 1115
• 85
• 13

Tags

CCSS.6.SP.B.5C

Calculate the range of the following 2, 5, 8, 3, 13, 5

• 11
• 13
• 5
• 8

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1