A mixed hockey team consists of five men and six women. The heights of individual men are

Question:

A mixed hockey team consists of five men and six women. The heights of individual men are denoted by h_m metres and the heights of individual women are denoted by h_w metres. It is given that Σh_w = 9.84, Σh_m = 9.08 and Σh²_w =16.25.

a. Calculate the mean height of the 11 team members.

b. Given that the variance of the heights of the 11 team members is 0.0416m², evaluate h²_m.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

ISBN: 9781108407304

1st Edition

Authors: Dean Chalmers, Julian Gilbey

See More Books

Question Posted: Sep 14, 2021 02:10 AM

See More Questions

A jury consists of five men and seven women. Three jury members are selected at random for an interview. Find the probability that all three are men. a. Find the product of the number of ways to...
It is given that A(vector) B(vector) = ( 51.4 m) x, C(vector) = (62.2 m) x, and A(vector) + B(vector) + C(vector) = (13.8 m) x. Find the vectors A(vector) and B(vector).
It is given that f(x) = 4 + 8x - x 2 . a. Find the value of a and of b for which f(x) = a - (x + b) 2 and hence write down the coordinates of the stationary point of the curve y = f(x). b. On the...
Understanding the history and background of your company gives you valuable insights as to what to do and what not to do going forward. A brief written summary of the background and history of the...
How many molecules of each substance are involved in the equation in Exercise 1 if it is interpreted in terms of moles?
Erie Company reported the following comparative balance sheets for 2009: Additional information: a. Net income for 2009 was $20,500. b. Cash dividends of $7,900 were declared and paid during 2009. c....
Extinct New Zealand birds. Refer to the Evolutionary Ecology Research (July 2003) study of extinction in the New Zealand bird population, presented in Exercise 1.20 (p. 49). Recall that biologists...
Joe Schmaltz has carried on a retail business for about 20 years. He intends to transfer the business assets and liabilities to a corporation, Schmaltz Enterprises Ltd. (SEL), in which he will own...
uiz Instructions Thow Instructions Question 13 Recording the estimate of bad debt expense: o increases net income. o is done at the same time the credit sale is recorded. follows the expense...
Air is compressed steadily by a 5-kW compressor from 100 kPa and 17°C to 600 kPa and 167°C at a rate of 1.6 kg/min. During this process, some heat transfer takes place between the compressor...
Standardise the appropriate value(s) of the normal variable X represented in each diagram, and find the required probabilities correct to 3 significant figures. a. Find P(X 11), given that X ~N(8,...
The number of months during the 4-month monsoon season (June to September) in which the total rainfall was greater than 5 metres, R, has been recorded at a location in Meghalaya for the past 32...
Describe the basic characteristics of cafeteria plans in an employee benefits program.
A year-end cut-off error occurred in 2017. A large shipment of nonperishable supplies arrived from South America on the last day of 2017 and had been left in the shipping containers outside the main...
15. [5] It's not so difficult to incorporate time-varying volatility into the BSM model as long as the time variation is not random. Assume a BSM economy, but this time, assume that the volatility of...
3.6. Explain and discuss the potential benefits to be gained by using blade twist, plan- form taper, low solidity, large radius, and low rotational speed for the main rotor of a heavy lift helicopter...
2. A VRM (Voltage Regulator Modul) is used to supply the voltageto the CPU of a computer. In the new generation of microprocessors,whose power consumption is 100W, the input voltage to the VRM is12V...
Alvarado Company produced 6,400 units of product that required 5.5 standard direct labor hours per unit. The standard variable overhead cost per unit is $5.80 per direct labor hour. The actual...
The comparative balance sheets for 2021 and 2020 and the statement of income for 2021 are given below for National Intercable Company. Additional information from NIC?s accounting records is provided...
Parkin Industries, a U.S. company, acquired a wholly-owned subsidiary, located in Italy, at the beginning of the current year, for 200,000. The subsidiary's functional currency is the euro. The...
It is of clinical interest to know if the duration of hospitalization is affected by whether a patient has received antibiotics. Answer this question descriptively using either numeric or graphic...
Suppose the scale for a data set is changed by multiplying each observation by a positive constant? 1. What is the effect on the median? 2. What is the effect on the mode? 3. What is the effect on...
What is the mean 1 mile running time over 18 weeks? Health Promotion A man runs 1 mile approximately once per weekend. He records his time over an 18-week period. The individual times and summary...
Current Attempt in Progress On July 3 1 , 2 0 2 2 , Crane Compary had a cash balance per books of $ 6 , 2 4 5 . 0 0 . The statement from Dakata State Bark on that date showed a balance of $ 7 , 7 9 5...
Cede & Co. expects its EBIT to be $89,000 every year forever. The firm can borrow at 5 percent. Cede currently has no debt, and its cost of equity is 10 percent. If the tax rate is 35 percent, what...
In the Marriott example, one discussion point considered when a firm might use a single hurtle rather than different divisional or business unit rates. When a single rate is used and the divisions...

A mixed hockey team consists of five men and six women. The heights of individual men are

Question:

Step by Step Answer:

Solution a We know that variance meanx meanx In the case of eleven team ...View the full answer

Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

Students also viewed these Mathematics questions