Data Analysis - SSAT Middle Level Quantitative

Card 0 of 928

Question

Find the mean of the following set of numbers:

Answer

The mean is equal to the sum of the values divided by the total number of values.

$mean=\frac{34+56+73+43+80+15+26}{7}=46.7$

Compare your answer with the correct one above

Question

Find the mean in this set of numbers:

9078, 9008, 9800, 9099, 9009, 9090, 9008

Answer

First add all the numbers:

Then, divide that number by 7:

$64,092\div 7=9156$

Answer: The mean is 9156

Compare your answer with the correct one above

Question

Find the average of these amounts:

$34.78, $21. 69, $76.89, $47.88

Answer

First, add all the amounts:

Then, divide by 4:

$181.24\div 4=45.31$

Answer: The average is 45.31

Compare your answer with the correct one above

Question

Find the mean of this set of numbers:

Answer

First, add the numbers:

Then, divide by 7:

$3465\div 7=495$

Compare your answer with the correct one above

Question

What is the mode for the following set of numbers?

Answer

The mode is the number that occurs most often in the list. Since 12 appears three times, and no other number shows up as often, the mode is 12.

Compare your answer with the correct one above

Question

Find the mean in this set of numbers:

3343, 4434, 4334, 3343, 4343, 3434, 3334

Answer

First, add all the numbers in this set:

Then, divide by 7 (the amount of numbers in this set):

$26565 \div 7=3795$

Answer: The mean is 3795

Compare your answer with the correct one above

Question

In a group of 4 books, the average number of pages is is 10. Juan adds a book with 20 pages to the group. What is the new average number of pages?

Answer

If the average of 4 books was 10, then the total number of pages was $4\times10 =40$ . Adding in the 20 new pages, but now dividing by 5 you get .

Compare your answer with the correct one above

Question

On the first four exams, Charley scored 92, 88, 76, and 74. Charley wants to have a test average of 85%. What must Charley score on the fifth exam to average 85%?

Answer

The summation of the first four exams equals 330. Using the equation for average, Charley needs to get a 95 on the last exam.

$\frac{330+x}{5}=85$

Compare your answer with the correct one above

Question

Give the mean of the data set (nearest tenth, if applicable):

$\left { 56,78,98,85,77,73 \right }$

Answer

Add the six elements and divide the sum by 6:

$467 \div 6 \approx 77.8$

Compare your answer with the correct one above

Question

Give the mean of the following data set:

$\left {1, 2, 3, 3, 4, 4, 4, 5, 5, 6, 6, 6, 6, 7, 9, 10 \right }$

Answer

Since there are 16 elements, divide their sum by 16 to get the mean:

$(1+ 2+ 3+ 3+ 4+ 4+ 4+ 5+ 5+ 6+ 6+ 6+ 6+ 7+ 9+ 10) \div 16 = 81 \div 16 = 5.0625$

Compare your answer with the correct one above

Question

Jason has taken five tests this quarter in school. What is his average if his grades for the five tests are 81, 78, 91, 88 and 93?

Answer

First add up all of the scores:

Then, divide that number by the total number of tests that Jason took:

$431\div 5=86.2$

Answer: Jason's average is 86.2

Compare your answer with the correct one above

Question

Olivia is considering buying a new car. She is looking at three different cars. The price for the three cars is , and , respectively. What is the average price of a car Olivia is considering?

Answer

First add up the prices of each of the cars:

Then divide that number by the total number of cars:

$24,381\div 3=8,127.00$

Answer: The average price of a car Olivia is considering is

Compare your answer with the correct one above

Question

Find the mean of this set of numbers:

Answer

First, add the three numbers:

Then, divide by the amount of numbers in the set:

$2520 \div 3=840$

The answer is

Compare your answer with the correct one above

Question

Britney is shopping for shorts. What is the average price of the shorts Britney is considering buying if their prices are $7.99, $10.99, $12.99 and $9.99?

Answer

First, add the the prices of the shorts:

Then, divide that amount by the total number of shorts:

$41.96\div 4=10.49$

The answer is .

Compare your answer with the correct one above

Question

Find the mean of this set of numbers:

54, 41, 99, 120, 66.

Answer

Firrst, add the numbers:

Then, divide by the amount of numbers in the set:

$380\div 5=76$

Answer: The mean is 76.

Compare your answer with the correct one above

Question

Find the mean of this set of numbers:

Answer

First add all the numbers; then, divide by the amount of numbers in the set:

$20956\div 4=5239$

Answer: The mean is .

Compare your answer with the correct one above

Question

Find the mean of this set of numbers:

Answer

First, add the numbers in the set:

Then divide by the amount of numbers in the set:

$2730\div 5=546$

Answer: The mean is .

Compare your answer with the correct one above

Question

Find the average of this set of numbers:

521, 834, 754, 902, 899

Answer

First, add all the numbers in this set:

Divide, 3910 by the total amount of numbers in the set:

$3910\div 5=782$

Answer: The average is 782.

Compare your answer with the correct one above

Question

Find the mean in this set of numbers:

5570, 4886, 5226, 4120, 6561, 4120, 6008

Answer

First, add all the numbers in this set:

Then, divide that amount by the total number in the set:

$36491\div 7=5213$

Answer: The mean is 5213.

Compare your answer with the correct one above

Question

Adrienne is trying on dresses for prom. The dresses she likes each cost , , and , respectively. What is the average dress price that Adrienne is considering?

Answer

First, add up all of the dress prices:

Then, divide by the number of dresses:

$522 \div 4=130.50$

Answer: The average dress price is

Compare your answer with the correct one above

Tap the card to reveal the answer