For the given relative error r.e = 0.02. How many significant digits do we have? O 7 O 1 O 3 O 2
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- For the attached scenario, substitute the t values and complete the table for the attached question 4?If Beta and v are rates, find z(t).The Prevalence per 10,000 population of having health insurance for 1 (Table 5 box s. above) is: The Prevalence per 10,000 population of having health insurance for 2 (Table 5 box w. above) is:
- Given X̄ = 62 ans s=8. Find the z=score value that corresponds to each of the following scores up to two decimal places. 1. X = 78 2. X = 42 3. X = 70The two data sets are dependent. Find d¯¯¯d¯ to the nearest tenth. x 8.8 5.4 5.6 8.2 6.6 5.3 y 9.6 8.4 8.2 8.7 8.9 9.4 Round your answer to one decimal.following my given data and try to solve this
- The following data represent the muzzle velocity (in feet per second) of rounds fired from a 155-mm gun. For each round, two measurements of the velocity were recorded using two different measuring devices, resulting in the following data. Complete parts (c) through (d) below.Q 4. Consider the estimated equation (standard errors in parentheses): ?ˆ=15.83+0.829?y^=15.83+0.829x If all values of ?x were divided by 20 before estimating, the estimated equation would be: ?ˆ=15.83+0.041?y^=15.83+0.041x ?ˆ=0.792+0.041?y^=0.792+0.041x ?ˆ=316.6+16.58?y^=316.6+16.58x ?ˆ=15.83+16.58?Consider once more the equation: y = ß0 + ß1x + ε . If we computed this on sample data, then when xi = 0, the predicted value for y would be: a) 0 b) the mean of y c) whatever ε is equal to for the given problem d) ß0 e) a necessarily positive intercept
- Use the following data for parts (a) through (e). x 5 7 3 16 12 9 y 8 9 11 27 15 13 Solve for se.(Round your answer to 3 decimal places, e.g. 1.758.) se = ? (rounded to 3 decimal places)Given that E[Y ] = 2 and Var[Y ] = 3, Find E[(2Y + 1)2](rounded to the nearest integer. For example, 12)2) Assuming that for the height of women, μ = 161.8 cm and σ = 8.9 cm, find the following: a) Pr{Y > 175} b) Pr{Y < 155} c) Pr{145 < Y < 169} Refer to problem (2). Give the following percentiles: a) 99.9 b) 50 c) 33 d) 67