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A population has a mean u=134 and a standard deviation o=22. Find the mean and standard deviation of the sampling distribution of sample means with sample size n=42

Calculate the approximate value of (1.01)(1.05)^2 e^1.1+(1.01)ln(1.05) using the verification of the three-variable function

4√50

The Bridgestone company is interested in analyzing the opinion of its buyers about its products. For this reason, it asks you as a consultant to carry out market research in the main cities of the country (DF, Guadalajara and Monterrey). The universe in each city is 399,987. people, the confidence level will be 95% and the estimation error is 5%. Calculate the number of surveys per city and in total.

do a research on the taylor series for the sine function

Assume a population of 20,000 cows. The average production of the 3000 best cows is 5500 kg. The phenotypic standard deviation for milk production is 1000 kg. Ask if: i) What is the average milk production for the entire population? A) 6,500 kg b) 4,100 kg c) 5,070 kg d) 3,950 kg e) 6,900 kg f) 3,740 kg

There are two tanks (1; 2) and 3 taps: 𝐴 and 𝐵 enter water into tank 1 and 𝐶 drains tank 1 to tank 2. If the capacities are: tank 1 = 200 m3 tank 2 = 100 m3 Key flow rates: 𝐴 = 1 𝑚3 /𝑠 𝐵 = 3 𝑚3 /𝑠 𝐶 = 2 𝑚3 /𝑠 When tank 2 is filled, cock 𝐶 is closed. Find the filling time of both tanks.

Solve the following logarithmic equation for the unknown: ln(3x)−2.7=2.25 The answer is: x= 47.746 (round your answer to 2 decimal places)

It is claimed that the average score earned by high school graduates in the state of Virginia on the SAT test exceeds 500 points. A sample of 70 high school graduates in the state of Virginia obtained an average of 530 points. We assume the population standard deviation to be 125 points. Test at the 5% level of significance the statement made about the average points on the SAT test described in the previous case.

1°) -An object 1 cm high is placed 10 cm to the left of a thin converging lens focal length 3 cm. • Calculate where your image is located • Make a life-size diagram (required).