Question: How to compute chi square? Using steps to hypothesis testing? Do I need a table. Is It manual computation with formula? Assignment A credit card

How to compute chi square? Using steps to hypothesis testing? Do I need a table. Is It manual computation with formula?

Assignment A credit card company claims that 20% of cards utilized are their basic card, 65% are their travel card and 15% are their shopping card. A sample of 100 cards are surveyed and the distribution is as follows: Basic Travel Shopping Outcome 30 50 20 Compute for the Chi square using the steps to hypothesis testing

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The personal characteristics of the sender

The quality of the argumentation

The status rule: We tend to have more confidence in information presented by someone who has a relatively high status and rank in society than by someone who hasnt.