## Answers

Standard deviation is the square root of the variance.

The variance is 9

So the standard deviation is square root of 9,

Which is equal to 3

Hence answer is

D. 3

.#### Similar Solved Questions

1 answer

##### Need help with all A-H 4. Refer to the following circuit (Qi is a generic transistor),...

Need help with all A-H 4. Refer to the following circuit (Qi is a generic transistor), assuming B = 200 when the transistor is in the active region. R1 47kg R3 33.3ko 12V Vcc Q1 R2 12k R4 1.0kΩ (a) If R, is open, calculate VB, VE, Vc. (b) If R is short, calculate 1b, IE and Vc. (c) If R2 is s...

1 answer

##### Question 1 (10 points) Which of the following functions is not an onto function? f: R...

Question 1 (10 points) Which of the following functions is not an onto function? f: R → R, where f(x) = 2x + 7 f: R – R, where f(x) = 6x - 1 Of: Z – Z, where f(n) = n + 3 f: Z - Z, where f(n) = 3n + 1...

1 answer

##### Calculating Gross Profit Percentage Given Percentage of Cost The following are calculations of gross profit as...

Calculating Gross Profit Percentage Given Percentage of Cost The following are calculations of gross profit as a percentage of cost: 25%, 30%, and 35% Compute gross profit as a percentage of sales for each of the three percentage of cost figures. Note: Round to the nearest whole percentage (for exam...

1 answer

##### Etal cylinder is measured to have a length of 5.0 cm and a diameter of 1.26...

etal cylinder is measured to have a length of 5.0 cm and a diameter of 1.26 cm. Compute the volume of A m the cylinder. Write your final answer with the correct numb of significant figures....

1 answer

##### If 0.10M solution of a weak base has a pH of 8.90, find the Kb for...

If 0.10M solution of a weak base has a pH of 8.90, find the Kb for the base....

1 answer

##### PLEASE HELP ME! ASAP PLEASE!! If you need anymore information, please ask. This is what we...

PLEASE HELP ME! ASAP PLEASE!! If you need anymore information, please ask. This is what we were given and I am having trouble! 1) Saturated Sodium Chloride Solution Equilibrium System: Observations upon addition ofHCI: white precipitate In which direction did this stress cause the equilibrium system...

1 answer

##### A rod 14.6 cm long is uniformly charged and has a total charge of −28.2 μC....

A rod 14.6 cm long is uniformly charged and has a total charge of −28.2 μC. The Coulomb constant is 8.98755 × 109 N · m2/C2. Determine the magnitude of the electric field along the axis of the rod at a point 25.3605 cm from the center of the rod. Answer in units of N/C....

1 answer

##### 18 V W HA w 1) Current cach branch. 2) Power Dissipated by cach resistor. 3)...

18 V W HA w 1) Current cach branch. 2) Power Dissipated by cach resistor. 3) Power dissipated by cach source. 4) Potential difference between points (a) and (b)....

2 answers

##### What is the source of the magma that fuels the island arc complex

what is the source of the magma that fuels the island arc complex? a. continental crust b. the subducted plate c. the overrriding plate d. the volcanoes that make up the complex...

1 answer

##### 2. A brass rod 5 m long and 0.01 m in diameter increases in length by...

2. A brass rod 5 m long and 0.01 m in diameter increases in length by 0.03 m whern its temperature is increased by 500° C. A similar brass rod of length 10 m has a diameter of 0.02 m. By how much will this rod's diameter increase if its temperature is increased by 1000o C? Brass rod...

1 answer

##### Since intoxicated fans can cause numerous negligence claims, facilities often develop different policies to minimize alcohol-related...

Since intoxicated fans can cause numerous negligence claims, facilities often develop different policies to minimize alcohol-related concerns. Numerous situations may arise at pregame tailgate parties, where drinking is a common occurrence. What tailgating policies would you adopt for a college foot...

2 answers

##### How do you express #(x-1)/(1+x^2)# in partial fractions?

How do you express #(x-1)/(1+x^2)# in partial fractions?...

1 answer

##### The following information applies to the questions displayed below) Sweeten Company had no jobs in progress...

The following information applies to the questions displayed below) Sweeten Company had no jobs in progress at the beginning of March and no beginning inventories. The company has two manufacturing departments-Molding and Fabrication. It started, completed, and sold only two jobs during March- Job P...

1 answer

##### Iconix Brand Group owns and markets various brands and trademarks, including Joe Boxer, London Fog, Ocean...

Iconix Brand Group owns and markets various brands and trademarks, including Joe Boxer, London Fog, Ocean Pacific, Ecko Unltd.. Umbro, Ed Hardy, Lee Cooper, Buffalo, and Peanuts. The company's financial statements for the year ended December 31, 2015, indicate the following totals for these trad...

1 answer

##### 2. If the ultimate tensile stress of Charmin Ultra Strong is 0.4psi, determine the maximum acceleration...

2. If the ultimate tensile stress of Charmin Ultra Strong is 0.4psi, determine the maximum acceleration with which you can begin to extract paper from a fresh roll (assume bin outer diameter and 1.5in inner with weight 0.125lbf). Also consider that friction causes a moment (equal in static and kinet...

1 answer

##### Ak-07.Le the effective length of 0.7 Le occurs when a column has Pinned-free end conditions pinned...

Ak-07.Le the effective length of 0.7 Le occurs when a column has Pinned-free end conditions pinned pinned end conditions Ofred pinced end conditions foed-free end conditions foed-foedend conditions...

1 answer

##### 4. If A is a 7x5 matrix with rank 3, then it follows that (1) dim...

4. If A is a 7x5 matrix with rank 3, then it follows that (1) dim (col (A "))= (2)dim (null(A ?))=...