Use the graph, showing the yearly food costs of a family. Solution:- Yearly food cost means find mean Mean= Here sum of values=9+9.5+10+11+10.5+9.5+10=69.5 Number of terms=7 Mean=$\frac{69.5}{7}=9.93…
Month: December 2014
Problem 432
The pie chart shows the distribution of a person’s total yearly income of x So x*100/36000=8 Cross multiply 100x=8*36000 100x=288000 X=288000/100 X=$2880
Problem 431
Find the median of the following set of numbers. 33, 72, 23, 27, 77, 68, 85 Solution:- First arrange the values in ascending order which is given…
Problem 430
Find the median of the following set of numbers. 52, 25, 55, 51, 67, 59 Solution:- First arrange the values in ascending order which is given…
Problem 429
Fiona kept the following records of her phone bills for 12 months: 55, 50, 64, 54, 71, 57, 55, 48, 66, 71, 59, 70 Find the mean and…
Problem 428
Find the first and third quartiles, Q1 and Q3, of the following set of numbers. 0.16, 0.08, 0.27, 0.20, 0.22, 0.32, 0.25, 0.18, 0.28, 0.27 Solution First…
Problem 427
Find the five-number summary of the following set of numbers. 0.16, 0.08, 0.27, 0.20, 0.22, 0.32, 0.25, 0.18, 0.28, 0.27 Solution:- First arrange the values in ascending order…
Problem 426
Find the median of the following set of numbers. 4, 5, 6, 9, 11 Solution First arrange the values in ascending order which is given bellow solution:- 4, 5,…
Problem 425
Use the following to answer questions A-B: Continent or Region Land Area (1,000 mi2) % of Earth Population1900 Population1950 Population2000 North America 9,400 16.2 106,000,000 221,000,000 305,000,000 South…
Problem 424
Find the mean of the following set of numbers. 7, 10, 9, 13, 6 Solution Mean= Sum of terms=7+10+9+13+6=45 Number of terms=5 Mean= =9
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