Question: question 6.2, swordfish and seabass are continued with the table Problem 6.2 Table below shows prices for specific fish product manufactured by two different companies.
question 6.2, swordfish and seabass are continued with the table


Problem 6.2 Table below shows prices for specific fish product manufactured by two different companies. Null Hypothesis Ho: there is no significant difference between prices of both wholesalers. Alternative Hypothesis HA: prices of Company-1 are higher than Company-2. Test Hypothesis at the 5% level. Steps to follow. . In the given table add the d-column (d = x1 - x2) and calculate difference for each fish. . Find mean and sample standard deviation for numbers in the d-column. . Calculate t-value for test statistics using d-values, for pa use 0, because Null Hypothesis assumes that there is no difference between average prices from two companies. . Use online applet https://www.socscistatistics.com/pvalues/tdistribution.aspx to convert t-value to p-value. . Compare p-value to o = 0.05 and make the conclusion: does given data support or do not support Ho. Wholesale Prices of Fish in Dollars Company-1 Company-2 Difference Fish Prices (X1) Prices (x2) Cod 19.99 17.99 Tilapia 6.00 13.99 Salmon 19.99 22.99 Grouper 29.99 19.99 Tuna 28.99 31.99Paragraph Styles Ec . Calculate t-value for test statistics using d-values, for pa use 0, because Null Hypothesis assumes that there is no difference between average prices from two companies. . Use online applet https://www.socscistatistics.com/pvalues/tdistribution.aspx to convert t-value to p-value. . Compare p-value to o = 0.05 and make the conclusion: does given data support or do not support Ho. Wholesale Prices of Fish in Dollars Company-1 Company-2 Difference Fish Prices (x1) Prices (X2) Cod 19.99 17.99 Tilapia 6.00 13.99 Salmon 19.99 22.99 Grouper 29.99 19.99 Tuna 28.99 31.99 Swordfish 23.99 23.99 Sea Bass 32.99 23.99
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