For a set of 100 observations the sum of the deviations from 4 cm is -11cm and the sum of squaires of these deviations is 257 cm. What is the coefficient of variation? a) 47.9% b) 69.2% c) 41.13% d) 50.57%

Q: At the beginning of the season, a sports writer gives her prediction of teams that will finish in…

A: We have given that,  At the beginning of the season, a sports writer gives her prediction of teams…

Q: the values of the weights of the students are called ?

A: A continuous variable is a variable whose value is obtained by measuring.

Q: he ratio of dogs to cats in the neighborhood was 2 to 5. If there were 10 Bogs, predict how many…

A:

Q: On the average, 36 out of 60 cars at the airport are taxi cabs. Write the ratio of taxi cabs to…

A: Total number of cars=60 Total number of taxi cabs=36 Ratio of taxi cabs to the number of cars…

Q: hey take 6 ind m. 3.875 m. 3.

A: Given: Individual meter stick measurements of six students. To find: Length of the hall way

Q: y'+ay=o , y6)= 1.5

A:

Q: 10 B. Find the measurement of x. X. 8.

A: We can find the value of x as below.

Q: A shopper buys cat food in bags of 3 lbs. Her cat eats 3/4 lb each week. How many weeks does one bag…

A: Given that a shopper buys cat food in bags of 3 lbs. Her cat eats 34 lb. each week.  Then, her cat…

Q: Make a stem and leaf plot of the data.  B) how many of the measurements are greater than 40? C)…

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: You are tracking the height (measured in centimeters) of a ball bouncing. The ball has a "rebound…

A: Given that, you are tracking the height of a ball re-bouncing.The ball has a "rebound ratio" where…

Q: Heights of 10 year olds, regardless of gender, closely follow a normal distribution with mean 55…

A: Given information: The heights of 10-year-olds, regardless of gender, are normally distributed.…

Q: solve the differential equation y" + 4y = sin^2(x) by i. methods of undetermined coefficient ii.…

A:

Q: 3. Three logs have been measured as being 10.87, 5.42, 7.6 feet in length. What is their average…

A: We have given that data  10.87, 5.42, 7.6 Average = sum of all observations/total number of…

Q: How long is the median relating to the 10 cm side in a triangle with sides of 6, 7 and 10 cm?

A: The Median is approximately 5.91

Q: 11. Find the measure of each missing angle. m21 = m22 = m23 = m24 = m25 =

A:

Q: g) Are these data skewed? If so, how? h) Calculate the coefficient of variation? Explain what the…

A: First write the data in ascending Order 308  423  593  708  869  922 1223 1425 1589 1720 g) mean=…

Q: The percent of the variation of y explained by changes in x is O A. R? OB. В. O C. bo O D. r

A: Correct answer is  (A) R2

Q: A scale was used to convert the actual height of a roller coaster track to the height shown in the…

A: The actual height of the roller cost is given as 66m. The height represented on the graph is 6cm.

Q: 2. A deck board is 4 % inches wide. If the boards are used to span a deck 64 ½ feet wide, what is…

A: Width of board is:  434 inchesTherefore:Width of board is:  194  inches

Q: Find BD. 4 a. BD = 8 b. BD = 16 c. BD = 10 d. BD = 5

A: Given, AC = 6            CF = 4     So, AF = 6 + 4 = 10

Q: Factor the polynomial completely. P(x) = x³ + x² + 16x + 16 P(x) %3D

A:

Q: 53° 15 37 37 12 53 Length of side opposite angle in larger triangle Length of side opposite angle in…

A: