A farmer plants tomato seeds into four different plots.In each plot,there is a different fertilizer treatment that is applied to the soil.After conducting the hypothesis test for the mean heights,he obtains Tukey's confidence intervals which are below. 
Use Tukey's confidence intervals to determine which plots/fertilizers have different mean heights.
Definitions:
Net Accounts Receivable
The amount of money owed by customers for goods or services that is expected to be collectible, after accounting for allowances for doubtful accounts.
Net Cash Sales
The amount of cash generated from sales transactions, after deducting returns, allowances, and discounts.
Accounts Receivable Turnover
A financial ratio that measures how efficiently a company collects revenue from its credit customers by comparing net credit sales to the average accounts receivable.
Inventory Turnover
A measure of how frequently a company sells and replaces its stock of goods during a certain period. It indicates the efficiency of inventory management.
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