Probability and Statistics

What is the probability that you will get this question right? (a)  

• 1/4
• 5/6
• 7/100
• 25/50

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CCSS.MATH.CONTENT.7.SP.A.2

According to a food survey, 80% of kids like dogs over cats. If I asked 600 kids if they like dogs or cats, what is the probability that they would say they like cats?

Mathematical Equivalence

ON

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CCSS.MATH.CONTENT.7.SP.A.2

Wholesome Food Company asked all students on the baseball team at Ridgemont High School the question, “Do you like broccoli?” and 15% answered “Yes.” Based on this data, which of the following conclusions are valid?

• 15% of the outfielders on the baseball team like broccoli, but we cannot conclude anything about the population.

• 15% of all students on the baseball team at Ridgemont High School like broccoli.

• 15% of all students in Ridgemont High School like broccoli.

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CCSS.MATH.CONTENT.7.SP.A.2

Michael, Ronald, Lidia, Alexandra, and Catherine are sharing a basket of fries. The following table shows an incomplete probability model for who will eat the next fry. What is the probability that Ronald will eat the next fry?

Mathematical Equivalence

ON

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CCSS.MATH.CONTENT.7.SP.A.2

Mekala has an MP3 player called the Jumble. The Jumble randomly selects a song for the user to listen to. Mekala's Jumble has 444 techno songs, 222 country songs, and 333 jazz songs on it. Mekala plans to listen to 270270270 songs. Complete the following statement with the best prediction. Mekala will listen to (a)  

• Close to 60 country songs
• Exactly 60 country songs
• Exactly 210 country songs
• Close to 210 country songs

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CCSS.MATH.CONTENT.7.SP.A.2

Match the following

• The middle number of the data set

• Mean

• The most frequent number

• Median

• Highest value subtracted from the lowest value

• Mode

• The average of a data set

• Range

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CCSS.MATH.CONTENT.7.SP.A.2

The most frequent number is called the​ (a)   .

• mode
• mean
• median
• range

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CCSS.MATH.CONTENT.7.SP.A.2

The difference between the highest and the lowest value is called the​​ (a)   .

• range
• mode
• mean
• median

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CCSS.MATH.CONTENT.7.SP.A.2

The number in the middle is called the (a)   .

• median
• mean
• IQR
• range

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CCSS.MATH.CONTENT.7.SP.A.2

The average of a data set is called the​ (a)   .

• mean
• median
• average
• range
• IQR

Tags

CCSS.MATH.CONTENT.7.SP.A.2