Mathematics, 01.02.2020 04:45 DesireeGuzman5213
50 !
the scores on a standardized test are normally distributed with a mean of 500 and a standard deviation of 60. jake scored 520 on the test. find the percent of students that scored below jake. round your answer to the nearest whole number. (include a step by step description of the process you used to find that percentage.)
*you will need to find the z-score using the z-score formula, the probability using the table, then change the probability to a percent. (use the z-score table to answer the question.
Answers: 2
Mathematics, 21.06.2019 17:40
Solve the given system of equations. 2y= -x+9 , 3x-6= -15
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Mathematics, 21.06.2019 19:00
1. which of the following algebraic equations is equivalent to ? x^n = a a^n = x a^x = n x^a = n 2. 16^1/4= 1/2 2 4 3. (-36)^1/2= -6 1/6 no real number 4. 8^2/3= 4 8 16√2 )^5/2= 7,776 1/7,776 no real number 6. m ^ the square root of a^2m simplified is: 7. the square root of 3^3 times the square root of 2 simplified and in radical form is:
Answers: 2
Mathematics, 21.06.2019 23:00
Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain
Answers: 2
50 !
the scores on a standardized test are normally distributed with a mean of 500 and a stand...
the scores on a standardized test are normally distributed with a mean of 500 and a stand...
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