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as we know that class width is difference between two consecutive upper limit or lower limits
hence class width=110-90 =20
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Question 2 The following frequency distribution presents the weights in pound (lb) of a sample of...
Question 2 The following frequency distribution presents the weights in pound (lb) of a sample of visitors to a health clinic. Weight (lb) Frequency 90-99 1 100-109 4 110-119 4 120-129 3 130-139 7 140-149 6 4 150-159 160-169 2 a) What is the class width? b) What is the mid-point of second class? c) What is the upper class boundary for third class?
A high school has 36 players on the football team. The summary of the players' weights...
A high school has 36 players on the football team. The summary of the players' weights is given in the box plot. Approximately, what is the percentage of weighing greater than or equal to 189 pounds? 189 Box Plot 213 254 154 270 - 150 160 170 180 190 200 210 220 230 240 250 260 270 00 Weight (in pounds)
Maintaining a healthy weight is important for women’s health. Some physicians recommend being back to your...
Maintaining a healthy weight is important for women’s health. Some physicians recommend being back to your pre-pregnancy weight six months after giving birth. Public health officials are interested in whether this is a realistic goal. Do the women in North Carolina weigh more than their pre-pregnancy weight six months postpartum? In other words, is the six months post-pregnancy weight greater than their pre-pregnancy weight? Use a paired samples t-test to compare pst6wght (variable 1) and prewght (variable 2). This uses...
Download the hypothesis testing dataset from the class website. 1. This is case 1, in which...
Download the hypothesis testing dataset from the class website. 1. This is case 1, in which the value of population standard deviation is assumed to be known. a. Compute the standard deviation of the textbook price and assume this to be the population standard deviation. Type this value in E5. b. Pick a random sample of size 15. c. Compute the mean of your random sample in E4 using the AVERAGE function. d. Calculate the standard error in cell E9...
Assume we are interested in the following events: this is everything that was given A:...
Assume we are interested in the following events: this is everything that was given A: DCL > 260mm, B: TL > 180cm. Use the data and the concept of probability as a relative frequency to estimate the probabilities (relative frequencies) of these two events and of the joint event: A and B. Are A and B independent events? P(A) = P(B) = P(A and B) = Is this most accurately categorized as an observational or experimental study?...
Open the data Cars04-HW6&5 and answer questions 13 to 14. 13. Compute the Average, Median, and...
Open the data Cars04-HW6&5 and answer questions 13 to 14. 13. Compute the Average, Median, and Standard Deviation Horsepower column. Which of the following statement is true? (4 points) a. Median < Average < Standard deviation b. Average < Standard deviation c. Standard deviation d. Average < Median < Standard deviation e. Standard Deviation < Average < Median 14. Using 2-standard deviation rule of thumb and the information you obtained from question 13 which of the following is true? Round...
Bubba's Burgers - Statistics Question
Sampled StoreDessert Orders Per 1,000 TransactionsStore 1185Store 2226Store 3290Store 4226Store 5255Store 6293Store 7138Store 8203Store 9276Store 10173Store 11275Store 12199Store 13213Store 14321Store 1597Store 16152Store 17319Store 18193Store 19126Store 20215Store 21186Store 22289Store 23181Store 24196Store 25183Store 2690Store 27178Store 28103Store 29173Store 30231Store 31158Store 32202Store 33234Store 34273Store 35218Store 36247Store 37223Store 38108Store 39238Store 40143Store 41206Store 42300Store 4389Store 44202Store 45250Store 46210Store 47137Store 48215Store 49204Store 50188Store 51255Store 52196Store 53123Store 54189Store 55206Store 56146Store 57136Store 58211Store 59164Store 60246Store 61324Store 62125Store 63195Store 64173Store 65179Store 6676Store 67248Store 68199Store 69223Store 70240Store 71224Store 72215Store 73222Store 74170Store...
Paste BI Uv v Aviv X v fx 017 165) 166 The following table shows the...
Paste BI Uv v Aviv X v fx 017 165) 166 The following table shows the demand curve in the schmoo market controlled by a single seller. Assume the 167 monopoly has no fixed costs and its marginal cost is constant at 54 per unit Complete the table by calculating total 168 revenue (TR) and marginal revenue (MR) Graph the demand curve, marginal revenue curve, marginal cost curve, and 169 the average cost curve in the graphing area provided following...
Sample A SUBJ WTPRE WTPST Sa SEX WTLOSS var 1 165 160 M -5 2 202...
Sample A SUBJ WTPRE WTPST Sa SEX WTLOSS var 1 165 160 M -5 2 202 200 M -2 3 256 259 M 3 4 155 156 M 1 5 175 162 M -13 6 180 187 M 7 174 172 M -2 8 136 138 M 2 9 168 162 M -6 10 155 155 M 0 11 220 205 M - 15 12 163 153 M -10 13 159 150 M -9 14 253 255 F 15 138...
33 On May 6, Jim Ryan borrowed $14,000 from Lane Bank at 7 % interest. Jim...
33 On May 6, Jim Ryan borrowed $14,000 from Lane Bank at 7 % interest. Jim plans to repay the loan on March 11. Assume the loan is on ordinary interest. How much will Jim repay on March 11? (Use Days in a year table) (Round your answer to the nearest cent.) Jm repay etbook 7-1 TABLE Exact days-in-a-year calendar (excluding leap year)" Day of month 30 31 30 31 28 31 30 31 31 30 31 31 Dec Mar...
Question 2 The following frequency distribution presents the weights in pound (lb) of a sample of visitors to a health clinic. Weight (lb) Frequency 90-99 1 100-109 4 110-119 4 120-129 3 130-139 7 140-149 6 4 150-159 160-169 2 a) What is the class width? b) What is the mid-point of second class? c) What is the upper class boundary for third class?
A high school has 36 players on the football team. The summary of the players' weights is given in the box plot. Approximately, what is the percentage of weighing greater than or equal to 189 pounds? 189 Box Plot 213 254 154 270 - 150 160 170 180 190 200 210 220 230 240 250 260 270 00 Weight (in pounds)
Paste BI Uv v Aviv X v fx 017 165) 166 The following table shows the demand curve in the schmoo market controlled by a single seller. Assume the 167 monopoly has no fixed costs and its marginal cost is constant at 54 per unit Complete the table by calculating total 168 revenue (TR) and marginal revenue (MR) Graph the demand curve, marginal revenue curve, marginal cost curve, and 169 the average cost curve in the graphing area provided following...
Sample A SUBJ WTPRE WTPST Sa SEX WTLOSS var 1 165 160 M -5 2 202 200 M -2 3 256 259 M 3 4 155 156 M 1 5 175 162 M -13 6 180 187 M 7 174 172 M -2 8 136 138 M 2 9 168 162 M -6 10 155 155 M 0 11 220 205 M - 15 12 163 153 M -10 13 159 150 M -9 14 253 255 F 15 138...
33 On May 6, Jim Ryan borrowed $14,000 from Lane Bank at 7 % interest. Jim plans to repay the loan on March 11. Assume the loan is on ordinary interest. How much will Jim repay on March 11? (Use Days in a year table) (Round your answer to the nearest cent.) Jm repay etbook 7-1 TABLE Exact days-in-a-year calendar (excluding leap year)" Day of month 30 31 30 31 28 31 30 31 31 30 31 31 Dec Mar...
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