Math 1 Unit 1 Practice

The entree prices at Red Brick Grill are typically higher than the prices at Sophie's cafe

• False. 25% of the data collected for Red Brick Grill are greater than 7, but 50% of the data collected for Sophie's cafe are greater than 7

• True

• I can not determine from the box plot provided.

Tags

CCSS.7.SP.B.4

The middle half of the data for Red brick Grill has less variability than the middle half of the data from Sophie's cafe.

• True

• False. The middle half of the data for Red brick Grill has Greater variability than the middle half of the data from Sophie's cafe.

• False. The middle half of the data for Red brick Grill has the same variability as the middle half of the data from Sophie's cafe.

• This can not be determined from the box plots provided.

Tags

CCSS.7.SP.B.4

The median for Red Brick Grill is less than the median from Sophie's Cafe. The IQR for both restaurants is the same.

• False. The median for Red Brick Grill is greater than the median from Sophie's Cafe. The IQR for both restaurants is the same.

• False. The median for Red Brick Grill is equal to the median from Sophie's Cafe. The IQR for both restaurants is the same.

• False. The median for Red Brick Grill is less than the median from Sophie's Cafe. The IQR for Red Brick Grill is less than the IQR for Sophie's Cafe

• True

Tags

CCSS.HSS.ID.A.3

50% of the entrees at Red Brick Grill cost $6 or more, where 75% of the entrees at Sophie's cafe cost $6 or more.

• False. 50% of the entrees at Red Brick Grill AND Sophie's cafe cost $6 or more.

• False. 75% of the entrees at Red Brick Grill cost $6 or more, where 50% of the entrees at Sophie's cafe cost $6 or more.

• True

• I can't determine this information from the box plots.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

The Blue histogram has a lower variability than the purple histogram

• False. The Blue is greater

• False. They are the same

• True

• This can not be determined from the histograms provided.

Tags

CCSS.6.SP.A.2

The standard deviation of the blue histogram is greater than the standard deviation of the purple histogram.

• False. The standard deviation of the blue histogram is less than the standard deviation of the purple histogram.

• False. The standard deviation of the blue histogram is the same as the standard deviation of the purple histogram.

• True

• This can not be determined given the histograms provided.

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.4

CCSS.6.SP.B.5

CCSS.6.SP.A.1

The mean of the blue histogram is less than the mean of the purple histogram.

• False. The mean of the blue histogram is greater than the mean of the purple histogram.

• False. The mean of the blue histogram is the same as the mean of the purple histogram.

• True

• This can not be determined by the histograms given.

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.4

CCSS.6.SP.B.5

CCSS.6.SP.A.1

Determine the mean

(select the value closest to the actual mean)

• 145

• 150

• 155

• 160

Tags

CCSS.6.SP.B.5C

The Blue histogram has a lower variability than the purple histogram

• False. The Blue is greater

• False. They are the same

• True

• This can not be determined from the histograms provided.

Tags

CCSS.6.SP.A.2

The set of nine data points is provided.

Which statement is true if a tenth data point of 45 is added?

{ 8,11,12,10,9,7,5,3,9}

• The mean and median will both increase.

• The mean will increase and the median will decrease.

• The mean will increase and the median will remain the same.

• The mean and median will both decrease

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5