Homework Answers
Question 1:
(a) The frequency distribution table is:
| Data | cumulative | |||||||
| lower | upper | midpoint | width | frequency | relative | frequency | percent | |
| 220 | < | 229 | 225 | 9 | 3 | 0.2 | 3 | 15.0 |
| 230 | < | 239 | 235 | 9 | 4 | 0.2 | 7 | 35.0 |
| 240 | < | 249 | 245 | 9 | 5 | 0.3 | 12 | 60.0 |
| 250 | < | 259 | 255 | 9 | 5 | 0.3 | 17 | 85.0 |
| 260 | < | 269 | 265 | 9 | 2 | 0.1 | 19 | 95.0 |
| 270 | < | 279 | 275 | 9 | 1 | 0.1 | 20 | 100.0 |
| 9 | ||||||||
| 20 | 100.0 | |||||||
(b) The histogram is:
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2119a review 21242-Monday Test MAT 1272 Practice Exercises for testi 1. Use the following 20 values:...
along with completing the following areas, don't forget to label the critical value and test statistic...
along with completing the following areas, don't forget to label
the critical value and test statistic on the curve provided, also
shade the rejection regions
Hypothesis Testing 9. Many consumers pay careful attention to stated nutritional contents on packaged foods when making purchases, so it is important that the information on packages is accurate. A random sample of n = 12 frozen dinners of a certain type was selected and the calorie content of each one was determined. The stated...
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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...
33 On May 6, Jim Ryan borrowed $14,000 from Lane Bank at 7 % interest. Jim...
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Independent random samples of professional football and basketball players gave the following information. Assume that the...
Independent random samples of professional football and basketball players gave the following information. Assume that the weight distributions are mound-shaped and symmetric. Weights (in lb) of pro football players: x1; n1 = 21 249 261 254 251 244 276 240 265 257 252 282 256 250 264 270 275 245 275 253 265 270 Weights (in lb) of pro basketball players: x2; n2 = 19 203 200 220 210 192 215 222 216 228 207 225 208 195 191 207...
A partial payment is made on the date indicated. Use the United States rule to determine...
A partial payment is made on the date indicated. Use the United States rule to determine the balance due on the note at the date of maturity. (The Effective Date is the date the note was written.) Assume the year is not a leap year. Effective Partial Payment Maturity Principal Rate Date Amount Date Date $4000 4% April 1 $1000 May 1 June 1 Click the icon to view a table of the number of the day of the year...
Partial payments are made on the dates indicated. Use the United States rule to determine the...
Partial payments are made on the dates indicated. Use the United States rule to determine the balance due on the note at the date of maturity. (The Effective Date is the date the note was written.) Assume the year is not a leap year. Effective Partial Payment Maturity Principal Date Amount Date Date $1900 19% Sept. 1 $500 Oct. 1 Dec. 1 $500 Nov. 1 Click the icon to view a table of the number of the day of the...
Hi it's python I imported a data which are so many words in txt and I arranged and reshaped with ...
Hi it's python I imported a data which are so many words in txt
and I arranged and reshaped with alphabetically both rows and
columns
I was successful with these steps but I am stuck with next
step
below is my code and screenshot
import numpy as np
import pandas as pd
data=pd.read_csv("/Users/superman/Downloads/words_file2.txt",header=None)
df_input=pd.DataFrame(data)
df_output=pd.DataFrame(np.arange(676).reshape((26,26)),
index =
['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'],
columns =
['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'])
df_output.index.name="Start"
df_output.columns.name="End"
df_output
This below screen shot is what I have to find
I have to find each word...
Row and Flow is a sports brand that specializes in rowing gear and apparel. They are...
Row and Flow is a sports brand that specializes in rowing gear
and apparel. They are currently selling two boats:
The King is a high end boat, very high quality and also quite
expensive. This boat is a slow moving item, and its monthly demand
is estimated to follow a poisson distribution with a lambda of
1.
Speedy is a medium quality, more affordable boat. In any given
month, the total number of orders for Speedys is uniformly
distributed between...
Could you please help me with questions 1a-1b please? ( since i could only find the formula neede...
Could you please help me with questions 1a-1b please? ( since i
could only find the formula needed for 1a, if u aren't sure with 1b
u can just do 1a but please dont reply "no enough data given "
because i have a lil systemical problem with replying the comments)
* the first question was asked to complete the anova table (
table 9.1 in the picture ) by using the formulas ( in the
pictures)
* I have...
along with completing the following areas, don't forget to label
the critical value and test statistic on the curve provided, also
shade the rejection regions
Hypothesis Testing 9. Many consumers pay careful attention to stated nutritional contents on packaged foods when making purchases, so it is important that the information on packages is accurate. A random sample of n = 12 frozen dinners of a certain type was selected and the calorie content of each one was determined. The stated...
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...
A partial payment is made on the date indicated. Use the United States rule to determine the balance due on the note at the date of maturity. (The Effective Date is the date the note was written.) Assume the year is not a leap year. Effective Partial Payment Maturity Principal Rate Date Amount Date Date $4000 4% April 1 $1000 May 1 June 1 Click the icon to view a table of the number of the day of the year...
Partial payments are made on the dates indicated. Use the United States rule to determine the balance due on the note at the date of maturity. (The Effective Date is the date the note was written.) Assume the year is not a leap year. Effective Partial Payment Maturity Principal Date Amount Date Date $1900 19% Sept. 1 $500 Oct. 1 Dec. 1 $500 Nov. 1 Click the icon to view a table of the number of the day of the...
Hi it's python I imported a data which are so many words in txt
and I arranged and reshaped with alphabetically both rows and
columns
I was successful with these steps but I am stuck with next
step
below is my code and screenshot
import numpy as np
import pandas as pd
data=pd.read_csv("/Users/superman/Downloads/words_file2.txt",header=None)
df_input=pd.DataFrame(data)
df_output=pd.DataFrame(np.arange(676).reshape((26,26)),
index =
['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'],
columns =
['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'])
df_output.index.name="Start"
df_output.columns.name="End"
df_output
This below screen shot is what I have to find
I have to find each word...
Row and Flow is a sports brand that specializes in rowing gear
and apparel. They are currently selling two boats:
The King is a high end boat, very high quality and also quite
expensive. This boat is a slow moving item, and its monthly demand
is estimated to follow a poisson distribution with a lambda of
1.
Speedy is a medium quality, more affordable boat. In any given
month, the total number of orders for Speedys is uniformly
distributed between...
Could you please help me with questions 1a-1b please? ( since i
could only find the formula needed for 1a, if u aren't sure with 1b
u can just do 1a but please dont reply "no enough data given "
because i have a lil systemical problem with replying the comments)
* the first question was asked to complete the anova table (
table 9.1 in the picture ) by using the formulas ( in the
pictures)
* I have...
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