A Food Marketing Institute found that 50% of households spend more than $125 a week on groceries. Assume the population proportion is 0.5 and a simple random sample of 134 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is more than than 0.33? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations.
A Food Marketing Institute found that 50% of households spend more than $125 a week on...
A Food Marketing Institute found that 50% of households spend more than $125 a week on groceries. Assume the population proportion is 0.5 and a simple random sample of 134 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is more than than 0.33? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations.
A Food Marketing Institute found that 33% of households spend more than $125 a week on groceries. Assume the population proportion is 0.33 and a simple random sample of 122 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is between 0.33 and 0.47? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations.
A Food Marketing Institute found that 33% of households spend more than $125 a week on groceries. Assume the population proportion is 0.33 and a simple random sample of 164 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is less than 0.35? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations.
1/A Food Marketing Institute found that 27% of households spend more than $125 a week on groceries. Assume the population proportion is 0.27 and a simple random sample of 132 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is less than 0.3? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations. Answer = 2/ A Food...
A Food Marketing Institute found that 34% of households spend more than $125 a week on groceries. Assume the population proportion is 0.34 and a simple random sample of 362 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is less than 0.35? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations. o.5675* (Enter your answer as...
A Food Marketing Institute found that 42% of households spend more than $125 a week on groceries. Assume the population proportion is 0.42 and a simple random sample of 55 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is between 0.38 and 0.5? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations. Answer = (Enter your...
A Food Marketing Institute found that 57% of households spend more than $125 a week on groceries. Assume the population proportion is 0.57 and a simple random sample of 103 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is more than than 0.43? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations.
A Food Marketing Institute found that 30% of households spend more than $125 a week on groceries. Assume the population proportion is 0.3 and a simple random sample of 294 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is less than 0.28? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations. Answer =
A Food Marketing Institute found that 27% of households spend more than $125 a week on groceries. Assume the population proportion is 0.27 and a simple random sample of 430 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is less than 0.29? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations.
A Food Marketing Institute found that 53% of households spend more than $125 a week on groceries. Assume the population proportion is 0.53 and a simple random sample of 105 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is more than than 0.34? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations. Answer =