Slugging Average

Weighted Averages

Friday, 1/13/2021

What Are Weighted Averages?

Fill in the blanks on your notes.

·  A weighted average is an average where different __IMPORTANCE(WEIGHT)_ is placed on different parts of the data set.   ·   To find the weighted average you _MULTIPLY_ the category average by the weight given to the category.   ·  For _PERCENTAGES(GRADES)_, you add your weighted averages.   ·  For other types, you add your weighted values and _DIVIDE BY THE NUMBER OF VALUES_.

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Example #1

​a) What would your course average for Mr. Tat’s class be?

 

 

 

 

Example #1

b) If you had the opportunity to retake your final exam, what score would you need to get if you want a 90% average in the class?

 

Now You Try #1...

Complete the problem in your notes.

If you had the following grade shown below, determine what your grade would be in Mr. Tat’s class.

Round to the nearest tenth.

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Fill in the Blanks

Example #2

A new cars salesperson, sold an average of $28,000 per day for the first 5 days she worked.  The next 3 days she worked, she sold an average of $42,000.  How much did she sell on average per day over the entire 8 days?

Subject | Subject

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Example #3

Use the information about batting & slugging averages on your notes for this example and Now You Try #2

Freddie wants to calculate his batting average and slugging percentage stats for his highlight package. If Freddie hits 42 singles, 12 doubles, 4 triples and 14 homeruns in his 230 times at bat his senior year.

 a)      Calculate Freddie’s batting average for his senior year.

 

 

 

Example #3

Use the information about batting & slugging averages on your notes for this example and Now You Try #2

Freddie wants to calculate his batting average and slugging percentage stats for his highlight package. If Freddie hits 42 singles, 12 doubles, 4 triples and 14 homeruns in his 230 times at bat his senior year.

b)      Calculate Freddie’s slugging average for his senior year