Algebra 1 Statistics Quiz

Calculate the MEAN for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

• 7

• 7.44

• 8

• 7 and 8

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

How many 7th graders had an IQ score in the 81-90 range?

• 13

• 6.5

• 3

• 42

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Find the Inter-Quartile Range (IQR). You may use your graphing calculator.

• 7609

• 8924.5

• 2708

• 5416

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

The mean of this data set is 17.8. What would happen to the mean if 40 was added to the data set?

• The mean would not change

• The mean would go up

• The mean would go down

Tags

CCSS.HSF-LE.A.1B

Which class has the higher median?

• 1st period

• 2nd period

• They have the same median

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.4

CCSS.6.SP.B.5

At the beginning of a road trip there are 14,000 miles on Denny's car.  During the trip, Denny drives his car at an average speed of 55 miles per hour.  Which graph best shows the total number of miles (y) on the car as a function of the number of hours (x) Denny drives at 55 miles per hour?

• A
• B
• C
• D

Tags

CCSS.6.EE.C.9

The graph below shows the relationship between the number of minutes (x) that have passed since an airplane began its decent and height above the ground (y), in feet, of the airplane.
Based on the graph, how long after it starts its decent will the airplane reach a height of 3,000 feet?

• 14 minutes
• 16 minutes
• 28 minutes 
• 32 minutes

Tags

CCSS.6.EE.C.9

The number of cookies sold at a bakery each day last week is listed below.
264, 203, 318, 502, 341, 173, 299
The circle graph represents the types of cookies sold during the entire week.  Based on the data and the circle graph, how many more chocolate chip cookies than oatmeal cookies will most likely be sold during one day next week?

• 25
• 75
• 125
• 275

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.4

CCSS.6.SP.B.5

A clothing store employee opens a box containing 20 brown, 15 grey, 15 blue, and 10 white shirts.  The employee randomly selects 3 shirts from the box to place on a store shelf.  Which expression could be used to determine the probability that the employee selects 3 brown shirts?

• A
• B
• C
• D

Tags

CCSS.HSS.CP.B.8

CCSS.HSS.CP.B.9

What type of relationship does this graph have?

• Positive 
• Negative
• No Relationship
• Constant

Tags

CCSS.HSF-LE.A.1B