35, A school district is proposing a 5% increase in the number of days in a...
16) A local school district claims that the number of school days missed by its teachers due 16 to illness is below the national average of u=5. A random sample of 20 teachers provided the data below. At a =0.05, Use the five steps or otherwise to test the district's claim. Assume population standard deviation is 3.5. (10 points) 0 3 6 3 3 5 4 1 3 5 7 3 1 2 3 3 2 4 16
Four factors influence the taste of pizza: crust (A), toppings (B), temperature (C), and sauce (D). Each can be run at two levels, producing a 24 design. At each run in the design, samples of pizza are given to a test panel consisting of 20 people. Each tester assigns a point score from 1 to 10 to the pizza. Total score is the response variable, and the objective is to find a formulation that maximizes the total score. Two replicates...
(5 points) In a large city school district with 20 elementary schools, the school board is considering the adoption of a new policy that would require elementary students to pass a test in order to be promoted to the next grade. The PTA wants to find out whether parents agree with this plan. Listed below are some ideas proposed for gathering data. Identify the type of sample for each of the ideas listed. 1. Randomly select 20 parents from each...
Four factors are thought to possibly influence the taste of a soft-drink beverage: type of sweetener (A), ratio of syrup to water (B), carbonation level (C), and temperature (D). Each factor can be run at two levels, producing a 2 design. At each run in the design, samples of the beverage are given to a test panel consisting of 20 people Each tester assigns a point score from 1 to 10 to the beverage. Total core is the response variable,...
4–5. Prepare journal entries in the General Fund of the Brownville School District. a. The District had outstanding encumbrances of $11,200 for band instruments from the previous year. It is the District's policy to re-establish those encumbrances in the subsequent year. b. The District ordered textbooks at an estimated cost of $57,000. C. The band instruments arrived at an invoice price of $10,900 plus $290 shipping. d. Textbooks originally estimated to cost $49,000 were received with an invoice price of...
4-5. Prepare journal entries in the General Fund of the Brownvile School District. a. The District had outstanding encumbrances of $11,200 for band instru- ments from the previous year. It is the District's policy to re-establish those encumbrances in the subsequent year. b. The District ordered textbooks at an estimated cost of $57,000. c. The hand instruments aived at an invoice price of Si0,90 plus $290 shipping. d. Textbooks originally estimated to cost $49,000 were received with an invoice price...
Please answer using an Excel Formula Answers must be written using an Excel Formula Thank you G H 7 A B C D E F 176 Below is Required Homework 177 178 Formulas 179 Subtract cell G180 from cell F180 180 35 181 182 Divide cell F184 by G184 183 Format the result as a percent with one decimal place 184 7 185 186 187 Calculate the product of the two light grey cells divided by the sum of the...
In a large city school district with 20 elementary schools, the school board is considering the adoption of a new policy that would require elementary students to pass a test in order to be promoted to the next grade. The PTA wants to find out whether parents agree with this plan. Listed below are some ideas proposed for gathering data. Identify the type of sample for each of the ideas listed. ? simple random convenience cluster stratified 1. Ask the parents who come to...
%201%20-%20Frequency%20Distributions%20&%20H.stograms%20Tables.pdf TABLE 2.10 Nurse Sick Nurse Sick Nurse Sick Number Days Number Days Number Days 8 17 18 3 19 7 20 12 14 TABLE 2.11 App App. Numb. Gender Ws Wp Numb. Gender Ws Wp 165 167 16 m 220 225 f 135 137 f 180 201 m 210 205 f 145 144 f131 133 m 177 180 m 135 135 m 183 180 m 165 166 m 215 210 17 m 190 186 f 115 111 19 m...
20. A researcher compared test scores between two school districts A sample in district A gave a sample mean of 72, and a sample standard deviation of 10. A sample in district B gave a sample mean of 114, and a sample standard deviation of 20. Scoring 64 in district A is comparable to what score in district B? (a) 98 (b) 92 (c) 86 (d) 80 (e) 74 21. The daily milk production of a new breed of cows...